Home / 5,519.62-8,280.80-4,534.10

Finding the Fourth Proportional to 5,519.62, 8,280.80 and 4,534.10

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Solution

The fourth proportional to 5,519.62, 8,280.80 and 4,534.10 is: 6,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.62 : 8,280.80 = 4,534.10 : x
  2. Step 2: Convert to fraction form
    5,519.62/8,280.80 = 4,534.10/x
  3. Step 3: Cross multiply
    5,519.62x = 8,280.80 × 4,534.10
  4. Step 4: Simplify right side
    5,519.62x = 37,545,973.31
  5. Step 5: Solve for x
    x = 37,545,973.31/5,519.62
  6. Step 6: Final answer
    x = 6,802.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.